Home / 5,360.40-8,048.68-4,377.60

Finding the Fourth Proportional to 5,360.40, 8,048.68 and 4,377.60

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Solution

The fourth proportional to 5,360.40, 8,048.68 and 4,377.60 is: 6,573.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,360.40 : 8,048.68 = 4,377.60 : x
  2. Step 2: Convert to fraction form
    5,360.40/8,048.68 = 4,377.60/x
  3. Step 3: Cross multiply
    5,360.40x = 8,048.68 × 4,377.60
  4. Step 4: Simplify right side
    5,360.40x = 35,233,901.57
  5. Step 5: Solve for x
    x = 35,233,901.57/5,360.40
  6. Step 6: Final answer
    x = 6,573.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.